What are the law of Indices?
A power, or an index, is used to write a product of numbers very compactly. The plural of index is indices.
The 9 Rules of Indices:
Rule 1: Power on n
Rule 2: Power of zero
Rule 3: Power of one
Rule 4: Power of negatives
Rule 5: Power of unit fractions
Rule 6: Power of non-unit fractions
Rule 7: Multiplication rule
Rule 8: Division rule
Rule 9: Power of powers
Indices with Algebraic Expressions
You may need to use some paper to help with the working out in these three videos. Feel free to go through the video alongside Mr Hegarty to understand fully.